Study of a Fuel Supply Pump with a Piezoelectric Effect for Microdirect Alcohol Fuel Cells

Table 2

The design parameters of pump chamber.

	Dimensionless depth (𝐻/𝐷)	Chamber depth (H)	Valve thickness
Case A-1	1/31	1 mm	0.2 mm
Case A-2	1/31	1 mm	0.5 mm
Case B-1	2/31	2 mm	0.2 mm
Case B-2	2/31	2 mm	0.5 mm
Case C-1	1/23	1 mm	0.2 mm
Case C-2	1/23	1 mm	0.5 mm
Case D-1	2/23	2 mm	0.2 mm
Case D-2	2/23	2 mm	0.5 mm